Mankato Energy Center reports 740.8 MW natural gas in MISO.
Mapped infrastructure geometry associated with this asset.
EIA plant 56104 · Inventory for Aug 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| CTG1 | Natural Gas Fired Combined Cycle | Operating | 188.7 | Unknown |
| CTG2 | Natural Gas Fired Combined Cycle | Operating | 192.1 | Unknown |
| STG1 | Natural Gas Fired Combined Cycle | Operating | 360 | Unknown |
Mapped infrastructure geometry associated with this asset.
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Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| CTG1 | 188.7 MW 187 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jun 2019 | Operating |
| CTG2 | 192.1 MW 167 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jul 2006 Retirement: Jul 2036 | Operating |
| STG1 | 360 MW 300 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CA | Jul 2006 Retirement: Jul 2036 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
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Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
Project milestones and public references behind the asset profile.
EIA-860 lists generator CTG2, generator STG1 with this operating date.
Acquisition of the 375 MW unit and the 345 MW unit under development.
EIA-860 lists generator CTG1 with this operating date.
$650 million sale from Southern Power.
EIA-860 lists a planned retirement for generator CTG2, generator STG1.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Mankato Energy Center reports 740.8 MW natural gas of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Aug 2026.
Mankato Energy Center is a Natural Gas Fired Combined Cycle facility in Blue Earth County, MN, participating in the MISO market.
Mankato Energy Center is in Blue Earth County, MN, inside the MISO balancing area.
Mankato Energy Center is operated by MEC Holdings, LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Mankato Energy Center reported 2,714.6 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.
By capacity, Mankato Energy Center ranks #160 of 540 operating plants of the same technology nationally. It ranks #1 of 8 in MN.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.
